PINE-33: E2E-007 Metadata Filter Tests

[stepandel]

Summary

Implements comprehensive E2E tests for metadata filtering functionality as specified in PINE-33.

Test Coverage

17 comprehensive test cases covering:

• ✅ Add metadata filter row
• ✅ Select field, operator, value
• ✅ Apply filter and verify results
• ✅ Add multiple filters (AND logic)
• ✅ Remove filter row
• ✅ Clear all filters
• ✅ All operator types: =, !=, >, >=, <, <=, in, not in, exists
• ✅ Field type support: string, number, boolean
• ✅ Keyboard shortcuts (Enter to search)
• ✅ Operator reset when field type changes

Infrastructure

Test Framework:

• Playwright for Electron E2E testing
• Helper utilities for app lifecycle and filter operations
• CI-ready configuration with retries and reporting

Files Created:

• playwright.config.ts - Playwright configuration
• e2e/metadata-filter.spec.ts - Comprehensive test suite (17 tests)
• e2e/helpers/electron-app.ts - Test helper utilities
• e2e/README.md - Test documentation and usage guide
• e2e/IMPLEMENTATION.md - Implementation summary

Files Modified:

• package.json - Added test scripts (test:e2e, test:e2e:ui, test:e2e:debug, test:e2e:report)
• .gitignore - Added test artifact exclusions
• src/components/query/MetadataFilterRow.tsx - Added data-testid attributes
• src/components/query/QueryToolbar.tsx - Added data-testid attributes

Filter Translation Testing

Tests validate filter translation for Pinecone provider with support for all operators:

• Equality: $eq, $ne
• Comparison: $gt, $gte, $lt, $lte
• Array: $in, $nin
• Existence: $exists

Note: Structure is ready to support Qdrant and Weaviate testing when multi-provider support is merged.

Component Enhancements

Added data-testid attributes to enable reliable E2E testing:

MetadataFilterRow:

• metadata-filter-row, filter-field-select, filter-field-input
• filter-operator-select, filter-value-input
• remove-filter-button, add-filter-button

QueryToolbar:

• query-toolbar, scope-select, search-text-input, id-search-input
• limit-select, rerank-checkbox, add-filter-button
• alpha-slider, metadata-filters-container

Running the Tests

# Build the app first
pnpm build

# Run all E2E tests
pnpm test:e2e

# Interactive UI mode
pnpm test:e2e:ui

# Debug mode
pnpm test:e2e:debug

# View test report
pnpm test:e2e:report

Test Data Requirements

Tests require a Pinecone profile with test data containing metadata fields:

{
  "category": "document",
  "status": "active", 
  "score": 0.85,
  "isActive": true
}

Test Plan

• Test metadata filter row operations (add, remove, clear)
• Test all operator types with appropriate field types
• Test multiple filters with AND logic
• Test keyboard shortcuts and UX features
• Add comprehensive documentation
• Add data-testid attributes for reliable selectors
• Configure CI-ready test infrastructure

Related Issues

Closes #PINE-33

🤖 Generated with Claude Code

[claude]

Code Review

Issue: Missing @playwright/test dependency

The PR adds test scripts and test files that import from @playwright/test, but this package is not listed in devDependencies in package.json:26-27.

Running pnpm test:e2e will fail because the package is not installed. The following files require @playwright/test:

• playwright.config.ts:1
• e2e/helpers/electron-app.ts:1
• e2e/metadata-filter.spec.ts:1

Suggested fix:

"devDependencies": {
  "@playwright/test": "^1.40.0",
  "@tailwindcss/postcss": "^4.1.18",
  // ... rest of devDependencies
}

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✨ Finishing touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch feat/pine-33-metadata-filter-tests

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